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Remote sensing change detection is vital for monitoring environmental and urban transformations but faces challenges like manual feature extraction and sensitivity to noise. Traditional methods and early deep learning models, such as…

Most change detection methods assume that pre-change and post-change images are acquired by the same sensor. However, in many real-life scenarios, e.g., natural disaster, it is more practical to use the latest available images before and…

计算机视觉与模式识别 · 计算机科学 2022-02-16 Sudipan Saha , Patrick Ebel , Xiao Xiang Zhu

Change detection (CD) in remote sensing imagery is a crucial task with applications in environmental monitoring, urban development, and disaster management. CD involves utilizing bi-temporal images to identify changes over time. The…

计算机视觉与模式识别 · 计算机科学 2024-06-28 Hongjia Chen , Xin Xu , Fangling Pu

Archetypal scenarios for change detection generally consider two images acquired through sensors of the same modality. However, in some specific cases such as emergency situations, the only images available may be those acquired through…

图像与视频处理 · 电气工程与系统科学 2019-09-04 Vinicius Ferraris , Nicolas Dobigeon , Yanna Cavalcanti , Thomas Oberlin , Marie Chabert

The vast amount of unlabeled multi-temporal and multi-sensor remote sensing data acquired by the many Earth Observation satellites present a challenge for change detection. Recently, many generative model-based methods have been proposed…

图像与视频处理 · 电气工程与系统科学 2022-02-16 Yuxing Chen , Lorenzo Bruzzone

Change detection (CD) of remote sensing images is to detect the change region by analyzing the difference between two bitemporal images. It is extensively used in land resource planning, natural hazards monitoring and other fields. In our…

计算机视觉与模式识别 · 计算机科学 2022-08-15 Kaixuan Jiang , Ja Liu , Fang Liu , Wenhua Zhang , Yangguang Liu

Change detection (CD) is essential for various real-world applications, such as urban management and disaster assessment. Numerous CD methods have been proposed, and considerable results have been achieved recently. However, detecting…

计算机视觉与模式识别 · 计算机科学 2024-10-21 Zhenglai Li , Chang Tang , Xinwang Liu , Xingchen Hu , Xianju Li , Ning Li , Changdong Li

Recently, change detection (CD) of remote sensing images have achieved great progress with the advances of deep learning. However, current methods generally deliver incomplete CD regions and irregular CD boundaries due to the limited…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Tianyu Yan , Zifu Wan , Pingping Zhang

To acquire high-quality positron emission tomography (PET) images while reducing the radiation tracer dose, numerous efforts have been devoted to reconstructing standard-dose PET (SPET) images from low-dose PET (LPET). However, the success…

图像与视频处理 · 电气工程与系统科学 2024-07-31 Jiaqi Cui , Pinxian Zeng , Yuanyuan Xu , Xi Wu , Jiliu Zhou , Yan Wang

Change detection (CD) is a fundamental task in remote sensing (RS) which aims to detect the semantic changes between the same geographical regions at different time stamps. Existing convolutional neural networks (CNNs) based approaches…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Mubashir Noman , Mustansar Fiaz , Hisham Cholakkal

Swapping text in scene images while preserving original fonts, colors, sizes and background textures is a challenging task due to the complex interplay between different factors. In this work, we present SwapText, a three-stage framework to…

计算机视觉与模式识别 · 计算机科学 2020-03-19 Qiangpeng Yang , Hongsheng Jin , Jun Huang , Wei Lin

Open-pit mine change detection (CD) in high-resolution (HR) remote sensing images plays a crucial role in mineral development and environmental protection. Significant progress has been made in this field in recent years, largely due to the…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Zilin Xie , Kangning Li , Jinbao Jiang , Jinzhong Yang , Xiaojun Qiao , Deshuai Yuan , Cheng Nie

In the conventional change detection (CD) pipeline, two manually registered and labeled remote sensing datasets serve as the input of the model for training and prediction. However, in realistic scenarios, data from different periods or…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Yitao Zhao , Heng-Chao Li , Nanqing Liu , Rui Wang

Unsupervised image classification, or image clustering, aims to group unlabeled images into semantically meaningful categories. Early methods integrated representation learning and clustering within an iterative framework. However, the rise…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Melih Baydar , Emre Akbas

With their combined spectral depth and geometric resolution, hyperspectral remote sensing images embed a wealth of complex, non-linear information that challenges traditional computer vision techniques. Yet, deep learning methods known for…

计算机视觉与模式识别 · 计算机科学 2023-10-27 Salma Haidar , José Oramas

Deep learning on an edge device requires energy efficient operation due to ever diminishing power budget. Intentional low quality data during the data acquisition for longer battery life, and natural noise from the low cost sensor degrade…

机器学习 · 计算机科学 2019-04-30 Taesik Na , Minah Lee , Burhan A. Mudassar , Priyabrata Saha , Jong Hwan Ko , Saibal Mukhopadhyay

Humans do not memorize everything. Thus, humans recognize scene changes by exploring the past images. However, available past (i.e., reference) images typically represent nearby viewpoints of the present (i.e., query) scene, rather than the…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Kyusik Cho , Suhan Woo , Hongje Seong , Euntai Kim

Image restoration, which aims to recover high-quality images from their corrupted counterparts, often faces the challenge of being an ill-posed problem that allows multiple solutions for a single input. However, most deep learning based…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Wenyi Lian , Wenjing Lian , Ziwei Luo

Transformer-based methods have swept the benchmarks on 2D and 3D detection on images. Because tokenization before the attention mechanism drops the spatial information, positional encoding becomes critical for those methods. Recent works…

计算机视觉与模式识别 · 计算机科学 2023-07-31 Changyong Shu , JIajun Deng , Fisher Yu , Yifan Liu

Modern deep learning-based inpainting enables realistic local image manipulation, raising critical challenges for reliable detection. However, we observe that current detectors primarily rely on global artifacts that appear as inpainting…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Elif Nebioglu , Emirhan Bilgiç , Adrian Popescu